Grade Practice Test | Lumos Learning

Grade Practice Test | Lumos Learning

Find the sum of \(2+3i\) and \(12-i\)
Instruction: Leave space between answer.
Example a + bi

Find the difference of \(8+2i\) and \(3+5i\)
Instruction: Leave space between answer.

Find the product of 5 and \(2-3i\)

A.

\(10+2i\)

B.

\(7+2i\)

C.

\(10-15i\)

D.

\(10+15i\)

The Complex Number System (HSN.CN.A.2)